Stellar Parallax Distance
Calculator

Inputs

Distance (parsecs)
1.300897

Results

Distance (parsecs)
1.300897
Distance (light years)
4.24296
Distance (AU)
268,329.395404

Astronomy results

Distance (parsecs)1.300897
Distance (light years)4.24296
Distance (AU)268,329.395404

formula-map diagram

Distance (parsecs)
1.300897
Distance (light years)
4.24296
Distance (AU)
268,329.395404

Astronomical relationship

Formula

d (pc) = 1 / p (arcsec)

= 1.3008976193574

Note

This result is a simplified model: it applies the displayed textbook formula to the values you entered, assuming ideal spherical bodies, circular orbits, blackbody radiation and perfect optics, and ignoring atmospheric seeing, relativistic corrections beyond those stated, cosmological models and measurement uncertainty. Use published ephemerides and catalogue data for real observations.

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